/*
    Copyright © 2019 by The qTox Project Contributors

    This file is part of qTox, a Qt-based graphical interface for Tox.

    qTox is libre software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    qTox is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with qTox.  If not, see <http://www.gnu.org/licenses/>.
*/

#pragma once

#include "../util/common.h"
#include <vector>
#include <string>
#include <cstdint>
#include <map>
#include <memory>
#include <functional>




class ContactId
{
public:
    virtual ~ContactId() = default;
    ContactId& operator=(const ContactId& other) = default;
    ContactId& operator=(ContactId&& other) = default;
    bool operator==(const ContactId& other) const;
    bool operator!=(const ContactId& other) const;
    bool operator<(const ContactId& other) const;
    std::string toString() const;
    std::vector<unsigned char> getByteArray() const;
    const uint8_t* getData() const;
    bool isEmpty() const;
    virtual int getSize() const = 0;

protected:
    ContactId();
    explicit ContactId(const std::vector<unsigned char>& rawId);
    std::vector<unsigned char> id;
};

inline uint32_t qHash(const ContactId& id)
{
    auto data =  id.getByteArray();
    std::hash<std::string> hashstring;
    return  (uint32_t)hashstring(std::string((char*)data.data(), data.size()));
}

using ContactIdPtr = std::shared_ptr<const ContactId>;
